Common Metadata formats
- Marc21 - MarcOnt Ontology (RDF, original format proprietary)
- DublinCore - http://dublincore.org/ (RDF)
- EAD Encoded Archival Description - http://libraries.mit.edu/guides/subjects/metadata/standards/ead.html (XML/DTD)
- METS - Metadata Encoding and Transmission Standard http://www.loc.gov/standards/mets/ (XML/Schema)
Metadata fields
DublinCore
- contributor
- coverage
- creator
- date
- description
- format
- identifier
- language
- publisher
- relation
- rights
- source
- subject
- title
- type
